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(11)

EP 2 837 099 A1

(12)

(43) Date of publication: 18.02.2015 Bulletin 2015/08 (21) Application number: 12716938.1 (22) Date of filing: 12.04.2012

(51) International Patent Classification (IPC):  H04B 3/46(2015.01) H04M 3/30(2006.01) H04M 11/06(2006.01) (86) International application number: PCT/US2012/033387 (87) International publication number: WO 2013/154569 (17.10.2013 Gazette 2013/42)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (71) Applicant: Adaptive Spectrum and Signal Alignment, Inc. Redwood City, CA 94065 (US)	(72) Inventors: ARDESTANI, Ehsan Foster City, CA 94404 (US) MOHSENI, Mehdi Menlo Park, CA 94025 (US) (74) Representative: Boult Wade Tennant  Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)